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Matches 1 - 50 out of 9,492

Document Document Title
WO/2021/091657A1
A device that includes a memory and a processor is disclosed. The processor may be configured to receive a control signal for operating a plurality of traction motors of a work machine. The control signal may include information relating...  
WO/2021/085168A1
In this motor drive system, a first actuator and a second actuator each have a plurality of redundantly provided control calculation units and a plurality of redundantly provided motor drive units. The control calculation units of the mu...  
WO/2021/085177A1
A rotating machine control device (10) is capable of driving a multi-phase rotating machine (800) and a plurality of direct-current rotating machines (710, 720). First terminals (T1) which are one ends of the plurality of direct-current ...  
WO/2021/085178A1
This rotating machine control device (10) is capable of driving a multi-phase rotating machine (800) and a DC rotating machine (710). A first terminal (T1) that is one end of the DC rotating machine (710) is connected to a phase current ...  
WO/2021/085118A1
In this drive device, a first connection circuit (A), a second connection circuit (B), and a third connection circuit (C1) are separately connected between an input end (20a) and an output end (20b). A first motor (11) is connected betwe...  
WO/2021/085170A1
In the present invention, first and second actuators comprise a plurality of control computation units and a motor actuation unit. An "anomalous system internal communication state" is defined as a state in which a control computation un...  
WO/2021/081294A1
A dual motor system includes a first motor providing a lower speed range and a second motor providing a higher speed range, wherein the motors are coaxially arranged and aligned on and drive a common shaft, and a motor control system con...  
WO/2021/072617A1
A fault tolerance control method of an electromechanical composite transmission system of an aircraft, comprising: determining whether a faulty subject is an engine (1), a first motor (2), or a second motor (3); if the engine (1) is faul...  
WO/2021/070824A1
A first inverter (36) drives a first dynamo-electric machine (37). A second inverter (46) drives a second dynamo-electric machine (47). A first control unit (33) controls the first inverter (36). A second control unit (43) controls the s...  
WO/2021/069479A1
A motor system comprises a motor comprising: a stator with a plurality of subwindings each having a plurality of phase connections for receiving phase voltages, wherein each of the subwindings is electrically insulated from each of the o...  
WO/2021/065185A1
This motor control device is provided with a control unit, an input unit, and a determination unit. The control unit controls a motor. The input unit receives the detection result of a sensor for detecting the state of an environment und...  
WO/2021/065756A1
A drive system (300), if it is determined that there is no anomaly in the state of a first rotor being driven by a first motor (160), enters a normal state in which a first switch (150) is ON and a connecting switch (50) is OFF. Thereby,...  
WO/2021/064951A1
This motor drive device is provided with: timing setting units; carrier signal generation units provided for a plurality of respective motors, receiving setting signals from the timing setting units, and generating carrier signals on the...  
WO/2021/056470A1
A motor module and a control method therefor, a scanning module and a control method therefor, a laser radar and a control method therefor, and a control device. The motor module comprises a first motor and a second motor. The control me...  
WO/2021/051193A1
Brushless direct current (BLDC) motors are becoming more common, such as in cars and other vehicles. Unreliable BLDC motors or control systems can lead to risk of people's safety. A redundant BLDC control system is provided to control tw...  
WO/2021/049502A1
This vehicle wheel driving device comprises: first rotary electric machines (711, 800) which have first rotary shafts (501, 703) and rotate left wheels (701) of a vehicle (700) via the rotation of the first rotary shafts; second rotary e...  
WO/2021/047130A1
A modular multi-level converter-based high-power motor driving system, which relates to the technical field of power generation, transformation or power distribution. The high-power motor driving system is composed of a modular multi-lev...  
WO/2021/039469A1
A control device (19) controls an electric drive system (10) including a drive motor (12) which is mounted in an electric vertical takeoff and landing aircraft (100) having a rotor blade (30) and which rotationally drives the rotor blade...  
WO/2021/039649A1
An electric vertical take-off and landing aircraft (100) is provided with: a rotary wing (30); a shaft (19, 191, 192) connected to the central axis of the rotary wing; a motor (11) that has a rotor (112) connected to the shaft, and rotat...  
WO/2021/024706A1
A system in which a power supply voltage is supplied from a common power supply circuit to a plurality of encoders is configured such that a fault location in power supply wiring can be easily identified. The system is provided with: an ...  
WO/2021/024591A1
This motor control device is provided with an acquiring unit and motor control units. The acquiring unit acquires at least either a group of three or more torque detection values or a group of three or more thrust detection values. The t...  
WO/2021/025522A1
A device for driving a plurality of motors, including an inverter connected to a DC terminal; a multi-phase motor connected to the inverter; and a single-phase motor serially connected to the multi-phase motor, wherein a number of freque...  
WO/2021/016872A1
Provided in embodiments of the present invention are a multi-motor driving method, an electronic speed control, a power system, an unmanned aerial vehicle and a storage medium. The multi-motor driving method comprises: starting an nth co...  
WO/2021/000548A1
An integrated dual-motor controller, comprising a controller housing (1), a bus magnetic ring component (2), an all-in-one module (3), a control panel (4), an isolation panel (5) and a drive panel (6). The bus magnetic ring component (2)...  
WO/2020/261586A1
A rotary electric machine control device (1) comprises a plurality of motor sequences that are independent of one another and that each have a motor (3) having a servo mechanism and a drive control unit (2) drive controlling the motor (3...  
WO/2020/255765A1
A motor system (11) comprises: a plurality of motors (M1–Mn); temperature detection units (14) capable of detecting motor temperatures of the motors; and control units (13, 16) configured to alter the output of at least one motor when ...  
WO/2020/250742A1
An inverter unit 1 of a permanent magnet synchronous motor 4 has: a voltage generation device 3 that outputs a voltage to the permanent magnet synchronous motor 4; and a control unit 2 that controls the output voltage of the voltage gene...  
WO/2020/250948A1
This electric vehicle is provided with: a first inverter which is connected between a DC power source and a first AC motor and converts the power from the DC power source into driving power of the first AC motor; a second inverter which ...  
WO/2020/246021A1
The purpose of the present invention is to provide an electric motor drive device that includes an inverter with which it is possible to prevent reflection of current/voltage by achieving impedance matching even if affected by surroundin...  
WO/2020/235548A1
This braking control device is provided with: a front wheel motor MTf which controls a front wheel hydraulic pressure Pwf to adjust a front wheel braking torque Tqf; a first motor MTk for adjusting a right rear wheel braking torque Tqk; ...  
WO/2020/228155A1
The present application relates to the technical field of motor control, and provides a motor control method and system. The motor control method comprises: each driving chip receives state information fed back by a sensor corresponding ...  
WO/2020/230235A1
This load drive device is provided with first and second motors (41, 42) for respectively driving a plurality of loads and an inverter (4) for applying a voltage common to the first and second motors (41, 42). The first motor (41) is vec...  
WO/2020/225978A1
This motor control system comprises a control unit and a compensation unit. The control unit controls the operation of a shaft of a motor in accordance with an operation instruction for the motor. The compensation unit computes compensat...  
WO/2020/224951A1
A system (10) for supplying AC driving voltages to a plurality of electric motors (M1 - M4), wherein said plurality of electric motors (M1) comprise a main electric motor, one or more additional electric motors (M2 - M3), and a variable ...  
WO/2020/217272A1
This motor drive system (300) comprises motor drive devices (200a, 200b) and a controller (125). The motor drive device (200a) drives motors (100a, 124) on the basis of a drive command generated by a control unit (23). The motor drive de...  
WO/2020/217765A1
The present invention is a servo amplifier device incorporating a control drive circuit that controls and drives a motor, said servo amplifier device comprising: a housing that accommodates the control drive circuit; attachment parts for...  
WO/2020/217310A1
This electric motor control device includes: a power conversion device for supplying a three-phase voltage to two electric motors that are connected to each other in parallel; three-phase power lines for connecting one electric motor amo...  
WO/2020/208980A1
A motor drive device, provided with: an inverter circuit for generating AC power to be fed to a servo motor; a positive-side electrical power line and a negative-side electrical power line for feeding DC electrical power from a DC power ...  
WO/2020/202469A1
This electric motor control device has: a power conversion device for supplying a voltage to a plurality of electric motors connected in parallel with each other; a plurality of relays provided corresponding to the plurality of electric ...  
WO/2020/196310A1
This electric motor system (2) is provided with: a drive shaft (30) rotatable about the axial center; a first electric motor (60) and a second electric motor (70) each rotationally driving the drive shaft (30); a first inverter (91) for ...  
WO/2020/195552A1
In this servo power supply system for supplying power to multiple motor control devices, each of multiple motor control devices performs PWM control of a motor at a PWM period of period T, each of the multiple motor control devices belon...  
WO/2020/195263A1
This brake control apparatus has: a first motor control device that includes a first motor, a first power element, and a first arithmetic element, and controls a braking force of a first wheel; and a second motor control device that incl...  
WO/2020/184299A1
An electric motor control device (10) comprises: a target torque instruction unit (15) that gives instructions regarding a target torque to each of a right side control circuit (21R) and a left side control circuit (21L); and a failure o...  
WO/2020/179041A1
This motor control device comprises: a power conversion device that is connected in parallel to a first motor and a second motor, converts a DC voltage into an AC voltage, and supplies the AC voltage to the first motor and the second mot...  
WO/2020/178891A1
This motor drive device is provided with: an inverter (4) connected to a first motor (41) and a second motor (42) which have a permanent magnet in a rotor and driving the first motor (41) and the second motor (42); and current detection ...  
WO/2020/178929A1
The purpose of the present invention is to provide a rotating electric machine, a drive device of the rotating electric machine, and a drive system of the rotating electric machine which can reduce common mode noise across a wide frequen...  
WO/2020/175637A1
This motor drive device drives motors (41, 42) by one inverter (4) and is provided with an out-of-step control unit (30). The out-of-step control unit (30) detects an out-of-step in which the operation frequency of at least one of the mo...  
WO/2020/174621A1
This motor drive device drives motors (41, 42) by one inverter (4) and is provided with an out-of-step control unit (30). The out-of-step control unit (30) detects whether at least one of the motors (41, 42) has been out of step or not. ...  
WO/2020/175383A1
The present invention enables adjustment of control parameters for a plurality of servo motors by using more accurate estimated inertia ratios. The present invention has an adjustment support device 9 that supports adjustment of inertia ...  
WO/2020/169631A1
The invention is a method for operating a system (10) comprising at least two mechanically coupled asynchronous motors (12, 14), a computer program (60) containing an implementation of the method and a system (10) operating in accordance...  

Matches 1 - 50 out of 9,492